UPN 400 series
1 upn taper flange channels sections of nominal size UPN 400, from Eurocode 3 UK National Annex and ArcelorMittal Sections 2026-1.
| Designation | Weight (kg/m) | Depth (mm) | Flange (mm) | tw (mm) | tf (mm) | Iₓ (mm⁴) | Zₓ (mm³) |
|---|---|---|---|---|---|---|---|
| UPN 400 | 71.8 | 400 | 110 | 14 | 18 | 204,000,000 | 1,240,000 |